<template>
  <div id="ProcessDesigner">
    <!--    <my-process-palette />-->
    <my-process-designer
      :key="`designer-${reloadIndex}`"
      ref="processDesigner"
      v-model="xmlString"
      :options="{
        taskResizingEnabled: true,
        eventResizingEnabled: true,
        minimap: {
          open: true
        }
      }"
      v-bind="controlForm"
      keyboard
      @element-click="elementClick"
      @element-contextmenu="elementContextmenu"
      @init-finished="initModeler"
    />
    <my-properties-panel :key="`penal-${reloadIndex}`" :bpmn-modeler="modeler" :prefix="controlForm.prefix"
                         class="process-panel"
    />

    <!-- demo config -->
    <!--    <div class="demo-control-bar">-->
    <!--      <div class="open-model-button" @click="controlDrawerVisible = true">-->
    <!--        <i class="el-icon-setting" />-->
    <!--      </div>-->
    <!--    </div>-->
    <el-drawer :visible.sync="controlDrawerVisible" size="400px" title="偏好设置" append-to-body destroy-on-close>
      <el-form :model="controlForm" size="small" label-width="100px" class="control-form" @submit.native.prevent>
        <el-form-item label="流程ID">
          <el-input v-model="controlForm.processId" @change="reloadProcessDesigner(true)" />
        </el-form-item>
        <el-form-item label="流程名称">
          <el-input v-model="controlForm.processName" @change="reloadProcessDesigner(true)" />
        </el-form-item>
        <el-form-item label="流转模拟">
          <el-switch v-model="controlForm.simulation" inactive-text="停用" active-text="启用"
                     @change="reloadProcessDesigner()"
          />
        </el-form-item>
        <el-form-item label="禁用双击">
          <el-switch v-model="controlForm.labelEditing" inactive-text="停用" active-text="启用"
                     @change="changeLabelEditingStatus"
          />
        </el-form-item>
        <el-form-item label="自定义渲染">
          <el-switch v-model="controlForm.labelVisible" inactive-text="停用" active-text="启用"
                     @change="changeLabelVisibleStatus"
          />
        </el-form-item>
        <el-form-item label="流程引擎">
          <el-radio-group v-model="controlForm.prefix" @change="reloadProcessDesigner()">
            <el-radio label="camunda">
              camunda
            </el-radio>
            <el-radio label="flowable">
              flowable
            </el-radio>
            <el-radio label="activiti">
              activiti
            </el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="工具栏">
          <el-radio-group v-model="controlForm.headerButtonSize">
            <el-radio label="mini">
              mini
            </el-radio>
            <el-radio label="small">
              small
            </el-radio>
            <el-radio label="medium">
              medium
            </el-radio>
          </el-radio-group>
        </el-form-item>
        <el-switch v-model="pageMode" active-text="dark" inactive-text="light" @change="changePageMode" />
      </el-form>
    </el-drawer>
  </div>
</template>

<script>
import MyProcessDesigner from "./package/designer/ProcessDesigner"
import MyProcessPalette from "./package/palette/ProcessPalette"
import MyPropertiesPanel from "./package/penal/PropertiesPanel"
import translations from "./modules/translations"
// 自定义渲染（隐藏了 label 标签）
import CustomRenderer from "./modules/custom-renderer"
// 自定义元素选中时的弹出菜单（修改 默认任务 为 用户任务）
import CustomContentPadProvider from "./package/designer/plugins/content-pad"
// 自定义左侧菜单（修改 默认任务 为 用户任务）
import CustomPaletteProvider from "./package/designer/plugins/palette"
import Log from "./package/Log"
// import UserSql from "./modules/extension/user.json"
// clickoutside
import clickoutside from "element-ui/lib/utils/clickoutside"

import "./package/theme/flow-element-variables.scss"

import "highlight.js/styles/atom-one-dark-reasonable.css"

import "./package/theme/index.scss"

import "bpmn-js/dist/assets/diagram-js.css"
import "bpmn-js/dist/assets/bpmn-font/css/bpmn.css"
import "bpmn-js/dist/assets/bpmn-font/css/bpmn-codes.css"
import {getProcessDefineXML} from "../../../api/workflow/definition"

export default {
  name: "ProcessDesigner",
  directives: {
    clickoutside: clickoutside
  },
  components: {
    MyProcessDesigner,
    MyProcessPalette,
    MyPropertiesPanel
  },
  props: {
    deployId: {
      type: String,
      value: ''
    }
  },
  data() {
    return {
      xmlString: "",
      modeler: null,
      reloadIndex: 0,
      controlDrawerVisible: false,
      pageMode: false,
      translationsSelf: translations,
      controlForm: {
        processId: "",
        processName: "",
        simulation: true,
        labelEditing: false,
        labelVisible: false,
        prefix: "flowable",
        headerButtonSize: "mini",
        events: ["element.click", "element.contextmenu"],
        // additionalModel: []
        // moddleExtension: { user: UserSql },
        moddleExtension: {},
        additionalModel: [CustomContentPadProvider, CustomPaletteProvider, CustomRenderer]
      },
      addis: {
        CustomContentPadProvider,
        CustomPaletteProvider
      }
    }
  },
  created() {
    if (this.deployId) {
      getProcessDefineXML(this.deployId).then((res) => {
        this.xmlString = res.data
        this.reloadIndex += 1
        this.modeler = null // 避免 panel 异常

      })
    }
  },
  methods: {
    initModeler(modeler) {
      setTimeout(() => {
        this.modeler = modeler
        const canvas = modeler.get("canvas")
        const rootElement = canvas.getRootElement()
        Log.prettyPrimary("Process Id:", rootElement.id)
        Log.prettyPrimary("Process Name:", rootElement.businessObject.name)
        this.$refs.processDesigner.processReZoom()
      }, 10)
    },
    reloadProcessDesigner(notDeep) {
      this.controlForm.additionalModel = []
      for (let key in this.addis) {
        if (this.addis[key]) {
          this.controlForm.additionalModel.push(this.addis[key])
        }
      }
      !notDeep && (this.xmlString = undefined)
      this.reloadIndex += 1
      this.modeler = null // 避免 panel 异常
    },
    changeLabelEditingStatus(status) {
      this.addis.labelEditing = status ? {labelEditingProvider: ["value", ""]} : false
      this.reloadProcessDesigner()
    },
    changeLabelVisibleStatus(status) {
      this.addis.customRenderer = status ? CustomRenderer : false
      this.reloadProcessDesigner()
    },
    elementClick(element) {
      console.log(element)
      this.element = element
    },
    elementContextmenu(element) {
      console.log("elementContextmenu:", element)
    },
    changePageMode(mode) {
      const theme = mode
        ? {
          // dark
          stroke: "#ffffff",
          fill: "#333333"
        }
        : {
          // light
          stroke: "#000000",
          fill: "#ffffff"
        }
      const elements = this.modeler.get("elementRegistry").getAll()
      this.modeler.get("modeling").setColor(elements, theme)
    },
    toggle() {
      console.log(this.modeler)
      console.log(this.modeler.get("toggleMode"))
      this.modeler.get("toggleMode").toggleMode()
    }
  }
}
</script>

<style lang="scss">
#ProcessDesigner {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  display: inline-grid;
  grid-template-columns:  auto max-content;
}

.demo-control-bar {
  position: fixed;
  right: 8px;
  bottom: 48px;
  z-index: 1;
}

.zoom-in-right-enter-active,
.zoom-in-right-leave-active {
  opacity: 1;
  transform: scaleY(1) translateY(-48px);
  transition: all 300ms cubic-bezier(0.23, 1, 0.32, 1);
  transform-origin: right center;
}

.zoom-in-right-enter,
.zoom-in-right-leave-active {
  opacity: 0;
  transform: scaleX(0) translateY(-48px);
}

.control-form {
  .el-radio {
    width: 100%;
    line-height: 32px;
  }
}

.element-overlays {
  box-sizing: border-box;
  padding: 8px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 4px;
  color: #fafafa;
}

body,
body * {
  /* 滚动条 */
  &::-webkit-scrollbar-track-piece {
    background-color: #fff; /*滚动条的背景颜色*/
    -webkit-border-radius: 0; /*滚动条的圆角宽度*/
  }

  &::-webkit-scrollbar {
    width: 10px; /*滚动条的宽度*/
    height: 8px; /*滚动条的高度*/
  }

  &::-webkit-scrollbar-thumb:vertical {
    /*垂直滚动条的样式*/
    height: 50px;
    background-color: rgba(153, 153, 153, 0.5);
    -webkit-border-radius: 4px;
    outline: 2px solid #fff;
    outline-offset: -2px;
    border: 2px solid #fff;
  }

  &::-webkit-scrollbar-thumb {
    /*滚动条的hover样式*/
    background-color: rgba(159, 159, 159, 0.3);
    -webkit-border-radius: 4px;
  }

  &::-webkit-scrollbar-thumb:hover {
    /*滚动条的hover样式*/
    background-color: rgba(159, 159, 159, 0.5);
    -webkit-border-radius: 4px;
  }
}
</style>
